numam-spdk/lib/jsonrpc/jsonrpc_internal.h
Daniel Verkamp 1153b8c5c4 jsonrpc: simplify by removing use of poll()
Change-Id: Ib756212d227fb71b9ef3d486223740e4cb152815
Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-on: https://review.gerrithub.io/370200
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
2017-07-18 17:00:54 -04:00

94 lines
3.3 KiB
C

/*-
* BSD LICENSE
*
* Copyright (c) Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SPDK_JSONRPC_INTERNAL_H_
#define SPDK_JSONRPC_INTERNAL_H_
#include "spdk/stdinc.h"
#include "spdk/env.h"
#include "spdk/jsonrpc.h"
#include "spdk_internal/log.h"
#define SPDK_JSONRPC_RECV_BUF_SIZE (32 * 1024)
#define SPDK_JSONRPC_SEND_BUF_SIZE (32 * 1024)
#define SPDK_JSONRPC_ID_MAX_LEN 128
#define SPDK_JSONRPC_MAX_CONNS 64
#define SPDK_JSONRPC_MAX_VALUES 1024
struct spdk_jsonrpc_request {
struct spdk_jsonrpc_server_conn *conn;
/* Copy of request id value */
struct spdk_json_val id;
uint8_t id_data[SPDK_JSONRPC_ID_MAX_LEN];
size_t send_len;
size_t send_offset;
uint8_t send_buf[SPDK_JSONRPC_SEND_BUF_SIZE];
};
struct spdk_jsonrpc_server_conn {
struct spdk_jsonrpc_server *server;
int sockfd;
bool closed;
struct spdk_json_val values[SPDK_JSONRPC_MAX_VALUES];
size_t recv_len;
uint8_t recv_buf[SPDK_JSONRPC_RECV_BUF_SIZE];
uint32_t outstanding_requests;
struct spdk_ring *send_queue;
struct spdk_jsonrpc_request *send_request;
};
struct spdk_jsonrpc_server {
int sockfd;
spdk_jsonrpc_handle_request_fn handle_request;
struct spdk_jsonrpc_server_conn conns[SPDK_JSONRPC_MAX_CONNS];
int num_conns;
};
/* jsonrpc_server_tcp */
void spdk_jsonrpc_server_handle_request(struct spdk_jsonrpc_request *request,
const struct spdk_json_val *method,
const struct spdk_json_val *params);
void spdk_jsonrpc_server_handle_error(struct spdk_jsonrpc_request *request, int error);
void spdk_jsonrpc_server_send_response(struct spdk_jsonrpc_server_conn *conn,
struct spdk_jsonrpc_request *request);
/* jsonrpc_server */
int spdk_jsonrpc_parse_request(struct spdk_jsonrpc_server_conn *conn, void *json, size_t size);
void spdk_jsonrpc_free_request(struct spdk_jsonrpc_request *request);
#endif